pipeline {

     agent any;

    environment {
        NEXUS_REG_IP='10.182.0.16'
		NEXUS_REG_PORT=8082
    
		REPO_NAME="appointme-admin-api"
        DOCK_IMG_NAME="${NEXUS_REG_IP}:${NEXUS_REG_PORT}/"+"${params.docker_image}"
	
	SED_DOCKER_IMG_NAME="${NEXUS_REG_IP}:${NEXUS_REG_PORT}\\/${params.docker_image}"
	
	ADD_QA_TAG="${DOCK_IMG_NAME}"+"-QA"
        QA_TAGGED_IMGLST="$HOME"+"/workspace/qa-images.lst"
                    
        
    }
    stages {
       
        stage("Deploy the image into QA")
        {
            steps {

               
	
                sh '''
		echo DOCK_IMG_NAME=${DOCK_IMG_NAME}
                sed  's/<NEW_IMAGE_NAME>/'${SED_DOCKER_IMG_NAME}'/g' k8s-deploy-template.yml > k8-deploy.yaml
		export GOOGLE_APPLICATION_CREDENTIALS=/var/lib/jenkins/.kube/key.json
		export KUBECONFIG=/var/lib/jenkins/.kube/kubeconfig.yaml
                kubectl apply -f k8-deploy.yaml -n qa
                        
                # Add a check whether the deployment is working
                #####
              '''
            }

        }


        stage('Update the Tag of the image to indicate it is deployed in QA')
        {
            steps 
               {
                    withCredentials([usernamePassword(credentialsId: 'nexus-secret', passwordVariable: 'pass', usernameVariable: 'username')]) 
                    {
                            sh '''
                
                            #Add a new tag to the deployed image in Nexus repository to mark it has been rolled out to Dev 
                            ##########   
                        
                            sudo docker login -u ${username} -p ${pass} ${NEXUS_REG_IP}:${NEXUS_REG_PORT}
                            sudo docker tag $DOCK_IMG_NAME ${ADD_QA_TAG}
                            sudo docker push ${ADD_QA_TAG}
                            echo ""
                            echo "Images that are Deployed onto QA......."
                            echo ""
                            curl http://${username}:${pass}@${NEXUS_REG_IP}:${NEXUS_REG_PORT}/v2/${REPO_NAME}/tags/list |sed 's/,/\\n/g'|grep "\\-DEV-QA" > /tmp/qa-tagged.lst
                            sed 's/^"/"'${REPO_NAME}':/g' /tmp/qa-tagged.lst > ${QA_TAGGED_IMGLST}
                            cat ${QA_TAGGED_IMGLST}
                            '''
	               }  
                }
        }
    }
}